| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Pb(NO3)2(aq) + 4 Kl(aq) = 4 KlNO3 + Pb2
SO3NaCl = NaSO3Cl =>
SO3NaCl = NaSO3Cl
Zr(NO3)4 + H2O = Zr(OH)4 + HNO3 =>
Zr(NO3)4 + 4 H2O = Zr(OH)4 + 4 HNO3
NaOHC2H5COONa = C2H6Na2CO3 =>
NaOHC2H5COONa = C2H6Na2CO3
(d)K(s) + H2O(l) = KOH(aq) + H2(g) =>
2(d)K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
NO3 + H = NO + H2O =>
NO3 + 4 H = NO + 2 H2O
Br2 + Na2SO3 + H2O = NaBr + H2SO4 =>
Br2 + Na2SO3 + H2O = 2 NaBr + H2SO4
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Cl5 = Cl10 =>
2 Cl5 = Cl10
Na2SO3S + HCl = NaCl + H2SO3S =>
Na2SO3S + 2 HCl = 2 NaCl + H2SO3S
C202 = C02 =>
C202 = 101 C02
AgNo3(aq) + Na2SO4(aq) = Ag2SO4 + NaNo3(aq) =>
2 AgNo3(aq) + Na2SO4(aq) = Ag2SO4 + 2 NaNo3(aq)
CU(OH)2 = CUOH2O =>
CU(OH)2 = CUOH2O
CaCO3SiO2 = CaSiO3CO2 =>
CaCO3SiO2 = CaSiO3CO2
KMnO4 + H2SO4 + CH3COOH = K2SO4 + MnSO4 + HCOOH + H2O =>
4 KMnO4 + 6 H2SO4 + 5 CH3COOH = 2 K2SO4 + 4 MnSO4 + 10 HCOOH + 6 H2O
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H10O2 + 2 MnO2 + 2 KOH
(C8H18)(l) + O2(g) = CO2(g) + H2O(g) =>
2(C8H18)(l) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Mg(OH)2 + (NH4)Cl = MgCl2 + NH3 + H2O =>
Mg(OH)2 + 2(NH4)Cl = MgCl2 + 2 NH3 + 2 H2O
H2SnO3 + HCl = SnCl4 + H2O =>
H2SnO3 + 4 HCl = SnCl4 + 3 H2O
Pb + ClO = PbO2 + Cl =>
Pb + 2 ClO = PbO2 + 2 Cl
Ge + F2 = GeF4 =>
Ge + 2 F2 = GeF4
NHO3 + Ca = Ca(NO3)2 + NH4NO3 + H2O =>
10 NHO3 + 4 Ca = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
FeBr2 + Ca(OH)2 = Fe(OH)2 + CaBr2 =>
FeBr2 + Ca(OH)2 = Fe(OH)2 + CaBr2
Cu2SO4 + H2SO4 = SO2 + CuSO4 + H2O =>
Cu2SO4 + 2 H2SO4 = SO2 + 2 CuSO4 + 2 H2O
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
CHBr{-}CH2{-}CH2{-}CH2{-}CH2{-}CH3 + KOH = CHOH{-}CH2{-}CH2{-}CH2{-}CH2{-}CH3 + KBr =>
CHBr{-}CH2{-}CH2{-}CH2{-}CH2{-}CH3 + KOH = CHOH{-}CH2{-}CH2{-}CH2{-}CH2{-}CH3 + KBr
C6H12N4 + NaNO3 + HCl = C3H6N6O6 + NaCl + H2O + CH2O =>
3 C6H12N4 + 12 NaNO3 + 12 HCl = 4 C3H6N6O6 + 12 NaCl + 6 H2O + 6 CH2O
C6H12 + KMnO4 + KOH = C3H5O2K + K2MnO4 + H2O =>
C6H12 + 8 KMnO4 + 10 KOH = 2 C3H5O2K + 8 K2MnO4 + 6 H2O
Cu(H2O)6{2+} + CuCl4{2-} = Cu2Cl4 + H2O =>
Cu(H2O)6{2+} + CuCl4{2-} = Cu2Cl4 + 6 H2O
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
Ag(NO3)3 + CaCl2 = AgCl3 + Ca(NO3)2 =>
2 Ag(NO3)3 + 3 CaCl2 = 2 AgCl3 + 3 Ca(NO3)2
C2H3NaO2 + HBr = NaBr + C2H4O2 =>
C2H3NaO2 + HBr = NaBr + C2H4O2
Fe(Cl2)NaS = FeSNaCl2 =>
Fe(Cl2)NaS = FeSNaCl2
HPO3{-2} + SO3{-2} + H{+} = S + HPO4{-2} + H2O =>
2 HPO3{-2} + SO3{-2} + 2 H{+} = S + 2 HPO4{-2} + H2O
NaCO3 + HCl = NaCl2 + CO2 + H2O =>
NaCO3 + 2 HCl = NaCl2 + CO2 + H2O
Cu(OH)2 + NH4OH = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = [Cu(NH3)4](OH)2 + 4 H2O
C4H9COH + Cu(OH)2 = C4H9COOH + Cu2O + H2O =>
C4H9COH + 2 Cu(OH)2 = C4H9COOH + Cu2O + 2 H2O
C6H10O + NaBH4 = C6H12O + BH3 + Na =>
C6H10O + 2 NaBH4 = C6H12O + 2 BH3 + 2 Na
BaS + O3 = BaSO3 =>
BaS + O3 = BaSO3
H2SO4 + Ag = Ag2SO4 + SO2 + H2O =>
2 H2SO4 + 2 Ag = Ag2SO4 + SO2 + 2 H2O
FeBr + (NH4)2S = Fe2S3 + (NH4)3Br =>
2 FeBr + 3(NH4)2S = Fe2S3 + 2(NH4)3Br
Zn(CH3COO)2(aq) + Na2S(aq) = ZnS(s) + NaCH3COO(aq) =>
Zn(CH3COO)2(aq) + Na2S(aq) = ZnS(s) + 2 NaCH3COO(aq)
Fe + Fe(OH)3 = Fe(OH)2 =>
Fe + 2 Fe(OH)3 = 3 Fe(OH)2
KMnO4 + NO2 + HSO4 + H2O = MnSO4 + K2SO4 + HNO3 =>
2 KMnO4 + 13 NO2 + 3 HSO4 + 5 H2O = 2 MnSO4 + K2SO4 + 13 HNO3
SO2{4+} + KMnO4 + H2O = Mn{2+} + SO4{2+} + H{+} + K{+} =>
5 SO2{4+} + 2 KMnO4 + 2 H2O = 2 Mn{2+} + 5 SO4{2+} + 4 H{+} + 2 K{+}
Ca + Br2 = Ca2Br3 =>
4 Ca + 3 Br2 = 2 Ca2Br3
NaOCl + C3H6O = Cl3CH + C2H3O2Na + NaOH =>
3 NaOCl + C3H6O = Cl3CH + C2H3O2Na + 2 NaOH
CaCl2 + NaSO4 = CaSO4 + NaCl2 =>
CaCl2 + NaSO4 = CaSO4 + NaCl2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
NaCl(s) + SO2(g) + H2O(l) + O2(g) = NaSO4(s) + HCl(g) =>
4 NaCl(s) + 4 SO2(g) + 2 H2O(l) + 3 O2(g) = 4 NaSO4(s) + 4 HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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